Avoid using the negation operator '!'.
<p>Examples:</p>
<pre>
Negative example:
    // Use `if (!(x >= 628))` to represent that x is less than 628.
    if (!(x >= 628)) {
        // ...
    }
    
Positive example:
    // Use `if (x < 628)` to represent that x is less than 628.
    if (x < 628)) {
        // ...
    }
</pre>